TY - JOUR AU - T. V. Chekmarev TI - Solution of a~Darboux problem by reducing it to a~Goursat problem JO - Izvestiâ vysših učebnyh zavedenij. Matematika PY - 1980 SP - 67 EP - 72 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IVM_1980_5_a13/ LA - ru ID - IVM_1980_5_a13 ER -